Trigger handle adapter



FIG. 1 is a first perspective view of a trigger handle adapter;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a front side view thereof;

FIG. 6 is a rear side view thereof;

FIG. 7 is a top side view thereof; and,

FIG. 8 is a bottom side view thereof.

Broken lines seen in the drawings depict portions of the trigger handle adapter that form no part of the claimed design. 

CLAIM We claim the ornamental design for a trigger handle adapter, as shown and described. 